package com.situ.boot.interceptor;

import com.situ.boot.entity.AdminUserEntity;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

public class LoginInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        System.out.println("LoginInterceptor.preHandle");
        String servletPath = request.getServletPath();
        System.out.println("servletPath: " + servletPath);

        HttpSession session = request.getSession();
        AdminUserEntity user = (AdminUserEntity)session.getAttribute("user");
        if (user == null ) {

            response.sendRedirect(request.getContextPath() + "/user/getLoginPage");
            return false;
        }else {
            return true;
        }
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {
        System.out.println("LoginInterceptor.postHandle");
    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
        System.out.println("LoginInterceptor.afterCompletion");
    }
}
